Golden Mylar 4 Mil Comic Book Bags

BCW
Golden Mylar 4 Mil Comic Book Bags are made of Archival
Polyester (Mylar) an inert material of the highest
clarity. Mylar will not discolor, damage, or adhere to
items placed inside it. It is a sturdy film that
beautifully displays, timelessly protects and gives
extra support to fragile documents.